(A) It shall be unlawful for any person or the agent or employee of any such person to make or cause to be made any hole, ditch or excavation of any nature, regardless of purpose, in, on, across, over or under any street, sidewalk or alley, whether paved or unpaved, within the city without first obtaining a permit so to do from the Director of Public Works.
(B) If any person obtains a permit from the Director of Public Works to make a hole, ditch or excavation in, on, across, over or under any street, sidewalk or alley, it shall be the duty of such person to perform the work in a careful, safe and workmanlike manner, and to repair any damage done and to restore the street, sidewalk or alley to the same condition it was before such hole, ditch or excavation was made, and to maintain and keep the same in a good and safe condition for a period of 12 months thereafter.
(1997 Code, § 98.20) Penalty, see § 10.99